Matter

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Across
  1. 4. a property observed without changing the matter into another matter.
  2. 5. a substance made of one kind of matter that cannot be broken down into simpler substances.
  3. 6. a substance made of two or more elements chemically combined
  4. 8. two things combined but not chemically
  5. 10. a single kind of matter that is pure and has specific properties
Down
  1. 1. is a characteristic we can use to identify matter.
  2. 2. two atoms held together with covalent bonds
  3. 3. a property observed during a chemical reaction when a substance is being altered chemically.
  4. 7. Anything that has mass and takes up space.
  5. 9. All matter is made of tiny particles called